Knowledge base for software setup, errors, and daily tool work.

Cloudflare 521 Error: Server Timeout – Causes and Fixes

Cloudflare 521 error indicates the web server is down or unreachable. It appears as “web server i...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

Fix Docker Compose Environment Variable Default Value Not Used

You define a default value for an environment variable in your docker-compose.yml file, but when ...

Windows Explorer Keeps Restarting in Windows 11: Fixes

If Windows Explorer keeps restarting on your Windows 11 PC, you'll see the taskbar and deskto...

Fix 'fatal: refusing to merge unrelated histories' in Git

You cloned a repository, made some commits locally, and now when you try to git pull...

How to Uninstall a Windows Update in Safe Mode After a Blue Screen

If you're seeing a blue screen after installing a Windows update, the update itself may be th...